<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8"/>
    <meta content="IE=edge" http-equiv="X-UA-Compatible"/>
    <meta content="width=device-width, initial-scale=1.0" name="viewport"/>
    <title>Document</title>
    <style>
      * {
        margin: 0;
        padding: 0;
      }

      html {
        height: 100%;
        overflow: hidden;
      }

      canvas {
        z-index: 1;
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
      }

      .caps {
        z-index: 2;
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        opacity: 0;
        animation: as 8s linear infinite;
      }

      .caps img {
        display: block;
        width: 100%;
        height: 100%;
      }

      @keyframes as {
        0% {
          opacity: 0;
        }
        10% {
          opacity: 0.3;
        }
        20% {
          opacity: 0.1;
        }
        30% {
          opacity: 0.5;
        }
        40% {
          opacity: 0;
        }
        50% {
          opacity: 0.8;
        }
        55% {
          opacity: 0;
        }
        55% {
          opacity: 0;
        }
      }

      .frame {
        z-index: 3;
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        background: -moz-radial-gradient(
          center,
          ellipse cover,
          rgba(0, 0, 0, 0) 0%,
          rgba(0, 0, 0, 0) 19%,
          rgba(0, 0, 0, 0.9) 100%
        ); /* FF3.6+ */
        background: -webkit-gradient(
          radial,
          center center,
          0px,
          center center,
          100%,
          color-stop(0%, rgba(0, 0, 0, 0)),
          color-stop(19%, rgba(0, 0, 0, 0)),
          color-stop(100%, rgba(0, 0, 0, 0.9))
        ); /* Chrome,Safari4+ */
        background: -webkit-radial-gradient(
          center,
          ellipse cover,
          rgba(0, 0, 0, 0) 0%,
          rgba(0, 0, 0, 0) 19%,
          rgba(0, 0, 0, 0.9) 100%
        ); /* Chrome10+,Safari5.1+ */
        background: -o-radial-gradient(
          center,
          ellipse cover,
          rgba(0, 0, 0, 0) 0%,
          rgba(0, 0, 0, 0) 19%,
          rgba(0, 0, 0, 0.9) 100%
        ); /* Opera 12+ */
        background: -ms-radial-gradient(
          center,
          ellipse cover,
          rgba(0, 0, 0, 0) 0%,
          rgba(0, 0, 0, 0) 19%,
          rgba(0, 0, 0, 0.9) 100%
        ); /* IE10+ */
        background: radial-gradient(
          ellipse at center,
          rgba(0, 0, 0, 0) 0%,
          rgba(0, 0, 0, 0) 19%,
          rgba(0, 0, 0, 0.9) 100%
        ); /* W3C */
        filter: progid:DXImageTransform.Microsoft.gradient(startColorstr = '#00000000', endColorstr = '#e6000000', GradientType = 1); /* IE6-9 fallback on horizontal gradient */
      }

      .frame div {
        position: absolute;
        left: 0;
        top: -20%;
        width: 100%;
        height: 20%;
        background-color: rgba(0, 0, 0, 0.12);
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
        animation: asd 12s linear infinite;
      }

      .frame div:nth-child(1) {
        animation-delay: 0;
      }

      .frame div:nth-child(2) {
        animation-delay: 4s;
      }

      .frame div:nth-child(3) {
        animation-delay: 8s;
      }

      @keyframes asd {
        0% {
          top: -20%;
        }
        100% {
          top: 100%;
        }
      }

      h1 {
        z-index: 3;
        position: absolute;
        font: bold 100px/100px Arial, sans-serif;
        left: 50%;
        top: 44%;
        margin-top: -100px;
        width: 100%;
        margin-left: -50%;
        height: 200px;
        text-align: center;
        color: transparent;
        text-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
        animation: asdd 2s linear infinite;
      }

      @keyframes asdd {
        0% {
          text-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
        }
        33% {
          text-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
        }
        66% {
          text-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
        }
        100% {
          text-shadow: 0 0 40px rgba(0, 0, 0, 0.8);
        }
      }



    </style>
</head>
<body>
<h1>
    <div>CREATE BY</div>
    <div>404</div>
</h1>

<div class="frame">
    <div></div>
    <div></div>
    <div></div>
</div>
<div class="caps"><img alt="" src="http://ademilter.com/caps.png"/></div>
<canvas id="canvas"></canvas>

<!--orjinal page http://ademilter.com/asdfghjkl -->
<script>
  // js source https://codepen.io/moklick/pen/zKleC

var Application = ( function () {
    var canvas;
    var ctx;
    var imgData;
    var pix;
    var WIDTH;
    var HEIGHT;
    var flickerInterval;

    var init = function () {
        canvas = document.getElementById('canvas');
        ctx = canvas.getContext('2d');
        canvas.width = WIDTH = 700;
        canvas.height = HEIGHT = 500;
        ctx.fillStyle = 'white';
        ctx.fillRect(0, 0, WIDTH, HEIGHT);
        ctx.fill();
        imgData = ctx.getImageData(0, 0, WIDTH, HEIGHT);
        pix = imgData.data;
        flickerInterval = setInterval(flickering, 30);
    };

    var flickering = function () {
        for (var i = 0; i < pix.length; i += 4) {
            var color = (Math.random() * 255) + 50;
            pix[i] = color;
            pix[i + 1] = color;
            pix[i + 2] = color;
        }
        ctx.putImageData(imgData, 0, 0);
    };

    return {
        init: init
    };
}());

Application.init();



</script>
</body>
</html>
